LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Audi >> 2000 >> A6 Base >> Repair and Diagnosis >> Quick Lookups >> Common Specs & Procedures - C5 Platform >> Specifications Index >> 2.8L (Engine Code: ATQ)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

2.8L (Engine Code: ATQ)

SPECIFICATIONS INDEX - C5 PLATFORM - 2.8L (ENGINE CODE: ATQ)

System Specification/Procedure
Air Conditioning
Service REFRIGERANT CIRCUIT, SERVICING
A/C SYSTEM, CHECKING AND TESTING
CAPACITIES
Torque COMPRESSOR (WITH A/C CLUTCH -N25), REMOVING AND INSTALLING
COMPRESSOR WITH A/C COMPRESSOR REGULATOR VALVE -N280, REMOVING AND INSTALLING FROM BRACKET
Axle Nut/Hub Nut TORQUE SPECIFICATIONS
Battery ON-VEHICLE TESTING
Brakes
Bleeding Sequence ELECTRONIC STABILITY PROGRAM (WITH ESP 5.3)
ELECTRONIC STABILITY PROGRAM (WITH ESP 5.7)
Disc Brakes BRAKE SYSTEM IDENTIFICATION
DISC BRAKE SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
Charging
Generator NA
Torque TORQUE SPECIFICATIONS
Drive Belts
Adjustment NA
Belt Routing DRIVE BELT ROUTING
Engine Cooling
General Service Specifications DRAINING & FILLING
Radiator Cap Pressure 1.4-1.6 Bar
Thermostat R & I THERMOSTAT
Water Pump R & I WATER PUMP
Engine Mechanical
Compression ENGINE SPECIFICATIONS
Oil Pressure At 2000 RPM and oil temperature of 80°C: at least 2.0 Bar
Overhaul OVERHAUL
Torque See Appropriate Procedure
Fluid Specifications See FLUIDS under MAINTENANCE tab.
Flywheel/Flex Plate Torque Flywheel: 60 Nm + 180°
Drive Plate: 60 Nm + 90°
Fuel System
Pressure Specification 3.5 Bar
Fuel Pressure Test Procedure FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING
Ignition
Firing Order & Cylinder Identification FIRING ORDER & CYLINDER INDENTIFICATION
Ignition Wires (Resistance) Coil-On-Plug
Ignition Wires (Routing) Coil-On-Plug
Spark Plug TEST DATA, SPARK PLUGS
Starting
Starter REMOVAL & INSTALLATION (6-CYL)
Torque TORQUE SPECIFICATIONS
Wheel Alignment
Adjustment Specifications WHEEL ALIGNMENT SPECIFICATIONS
Torque FRONT - TORQUE SPECIFICATIONS
REAR - TORQUE SPECIFICATIONS (FWD)
REAR - TORQUE SPECIFICATIONS (AWD)
Wheel & Tire
Wheel Lug Nut Torque 120 Nm